A rebel fighter with Hayat Tahrir al-Sham, the most powerful militia group in Syria, at a presidential palace in the capital, Damascus.

Syrian antigovernment fighters pouring into the city of Hama on Friday.

Syrian rebels trying to oust President Bashar al-Assad heading toward the strategic city of Homs.

An antigovernment fighter covers his ears as a multi-barrel rocket launcher fires against government forces, in the northern outskirts of Syria’s west-central city of Hama on Wednesday.